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Finding the Fourth Proportional to 36,539.91, 50,425.03 and 20,624.02

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Solution

The fourth proportional to 36,539.91, 50,425.03 and 20,624.02 is: 28,461.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,539.91 : 50,425.03 = 20,624.02 : x
  2. Step 2: Convert to fraction form
    36,539.91/50,425.03 = 20,624.02/x
  3. Step 3: Cross multiply
    36,539.91x = 50,425.03 × 20,624.02
  4. Step 4: Simplify right side
    36,539.91x = 1,039,966,726.94
  5. Step 5: Solve for x
    x = 1,039,966,726.94/36,539.91
  6. Step 6: Final answer
    x = 28,461.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.